NAVIRAD GPS2, Руководство пользователя

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2. Description
1. “SPEED” button “Speed limiter on/off button”:
The user can turn on the speed limiter function at any
time by pressing the “SPEED” button. The speed displayed
on the screen at this moment becomes the speed-limit
alert threshold (e.g., L90). Press it again to cancel this
limit (e.g., d90) and turn the speed-limit function off.
2. “ENTER” button: “Add/Erase Memory”.
The user can enter his own risk zone details.
3. Power
(and serial/USB update)
connection.
4. External antenna connection (optional).
5. Digital screen: Indicates the speed and travel direction
of the vehicle. Near a risk zone, it also displays
the speed
limit and
a progression bar according to the distance
remaining
.
6. Volume control.
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